Magnetic Anisotropy and Interactions in Hard/Soft Core/Shell Nanoarchitectures: The Role of Shell Thickness

A Omelyanchik, S Villa, F Locardi, AM Ferretti… - Chemistry of …, 2024 - ACS Publications
In this work, the influence of shell thickness on the magnetic behavior of hard cobalt ferrite
(CoFe2O4) nanoparticles coated with one or more layers of magnetically soft nickel ferrite …

Biocatalyst immobilization on magnetic nano‐architectures for potential applications in condensation reactions

F Papatola, S Slimani, D Peddis… - Microbial …, 2024 - Wiley Online Library
In this review article, a perspective on the immobilization of various hydrolytic enzymes onto
magnetic nanoparticles for synthetic organic chemistry applications is presented. After a first …

Superparamagnetic hyperthermia and cytotoxicity properties of bimagnetic core–shell nanoparticles synthesized by solvothermal reflux method

V Vinodhini, K Chintagumpala - Journal of Magnetism and Magnetic …, 2023 - Elsevier
Magnetic properties of spinel ferrites nanoparticles (NPs) were well studied for various
applications, including biomedical applications such as magnetic hyperthermia agents …

Unraveling Exchange Coupling in Ferrites Nano‐Heterostructures

P Maltoni, G Barucca, B Rutkowski, MC Spadaro… - Small, 2024 - Wiley Online Library
The magnetic coupling of a set of SrFe12O19/CoFe2O4 nanocomposites is investigated.
Advanced electron microscopy evidences the structural coherence and texture at the …

Elucidating Individual Magnetic Contributions in Bi‐Magnetic Fe3O4/Mn3O4 Core/Shell Nanoparticles by Polarized Powder Neutron Diffraction

IV Golosovsky, IA Kibalin, A Gukasov, AG Roca… - Small …, 2023 - Wiley Online Library
Heterogeneous bi‐magnetic nanostructured systems have had a sustained interest during
the last decades owing to their unique magnetic properties and the wide range of derived …

Dependence of exchange bias on interparticle interactions in Co/CoO Core/shell nanostructures

S Goswami, P Gupta, S Nayak, S Bedanta, Ò Iglesias… - Nanomaterials, 2022 - mdpi.com
This article reports the dependence of exchange bias (EB) effect on interparticle interactions
in nanocrystalline Co/CoO core/shell structures, synthesized using the conventional sol-gel …

Mn-ferrite nanoparticles as promising magnetic tags for radiofrequency inductive detection and quantification in lateral flow assays

V Pilati, M Salvador, LB Fraile… - Nanoscale …, 2024 - pubs.rsc.org
Lateral flow assays are low-cost point-of-care devices that are stable, easy to use, and
provide quick results. They are mostly used as qualitative screening tests to detect …

Chemical engineering of cationic distribution in spinel ferrite nanoparticles: the effect on the magnetic properties

M Baričić, P Maltoni, G Barucca, N Yaacoub… - Physical Chemistry …, 2024 - pubs.rsc.org
A set of∼ 9 nm CoFe2O4 nanoparticles substituted with Zn2+ and Ni2+ was prepared by
thermal decomposition of metallic acetylacetonate precursors to correlate the effects of …

Non-exchange bias hysteresis loop shifts in dense composites of soft-hard magnetic nanoparticles: New possibilities for simple reference layers in magnetic devices

P Maltoni, R López-Martín, EH Sánchez… - … Composites and Hybrid …, 2024 - Springer
Exchange bias has been extensively studied in both exchange-coupled thin films and
nanoparticle composite systems. However, the role of non-exchange mechanisms in the …

Magnetic properties of Bi-magnetic core/shell nanoparticles: The case of thin shells

A Omelyanchik, S Villa, G Singh, V Rodionova… - Magnetochemistry, 2021 - mdpi.com
Bi-magnetic core/shell nanoparticles were synthesized by a two-step high-temperature
decomposition method of metal acetylacetonate salts. Transmission electron microscopy …